ZMQ_HAS - Online Linux Manual Page

Section : 3
Updated : 01/21/2023
Source : 0MQ 4​.3​.4
Note : 0MQ Manual
NAMEzmq_has − check a ZMQ capability
SYNOPSISint zmq_has (const char *capability);
DESCRIPTIONThe zmq_has() function shall report whether a specified capability is available in the library​. This allows bindings and applications to probe a library directly, for transport and security options​. Capabilities shall be lowercase strings​. The following capabilities are defined: •  ipc − the library supports the ipc:// protocol •  pgm − the library supports the pgm:// protocol •  tipc − the library supports the tipc:// protocol •  norm − the library supports the norm:// protocol •  curve − the library supports the CURVE security mechanism •  gssapi − the library supports the GSSAPI security mechanism •  draft − the library is built with the draft api When this method is provided, the zmq​.h header file will define ZMQ_HAS_CAPABILITIES​.
RETURN VALUEThe zmq_has() function shall return 1 if the specified capability is provided​. Otherwise it shall return 0​.
AUTHORSThis page was written by the 0MQ community​. To make a change please read the 0MQ Contribution Policy at http://www​.zeromq​.org/docs:contributing​. 0
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